<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        *{
            margin: 0;
        }
        ul{
            /* 去除项目符号*/
            list-style: none;
        }
        .ul-img{
            width: 100px;
            background-color: orange;
            margin: 50px auto;
        }
        .ul-img img{
            width: 100%;
        }
        .ul-img li:not(last-child){
            margin-bottom: 10px;
        }
    </style>
</head>
<body>
<ul class="ul-img">
    <li>
        <a href="javascript:;">
            <img src="../jQuery/201303.jpg">
        </a>
    </li>
    <li>
        <a href="javascript:;">
            <img src="../jQuery/201303.jpg">
        </a>
    </li>
    <li>
        <a href="javascript:;">
            <img src="../jQuery/201303.jpg">
        </a>
    </li>
</ul>
</body>
</html>